MEANING: adjective: Exhibiting an uncontrolled or overly emotional state, volatility, attention-seeking behavior, etc.
noun: An overly emotional or unstable person.

ETYMOLOGY: Via Latin from Greek hystera (uterus), from the former belief that disturbances in the uterus resulted in such behavior. Earliest documented use: 1652.

SHYSTERIC - like a less-than-principled lawyer

WHY STERIC? - Is there a reason for the three-dimensional configuration?

HYSTERICA - Alice's description of the US (see Edward Hope, Alice in the Delighted States: "...the continents are Aphasia, Paprika, North Hysterica, South Hysterica, Stirrup, and Nostalgia. Or something like that.")